(19)

(11)

EP 2 456 554 A2

(12)

(88) Date of publication A3: 28.04.2011 (43) Date of publication: 30.05.2012 Bulletin 2012/22 (21) Application number: 10802877.0 (22) Date of filing: 22.07.2010

(51) International Patent Classification (IPC):  B01J 23/83(2006.01) B01D 53/94(2006.01) B01J 23/89(2006.01) F01N 3/20(2006.01) (86) International application number: PCT/US2010/042829 (87) International publication number: WO 2011/011565 (27.01.2011 Gazette 2011/04)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 22.07.2009 US 227521 P 21.07.2010 US 840827 (71) Applicant: BASF Corporation Florham Park, NJ 07932 (US)	(72) Inventors: LUO, Tian Piscataway NJ 08854 (US) DEEBA, Michel East Brunswick NJ 08816 (US) (74) Representative: Altmann, Andreas  Herzog Fiesser & Partner Patentanwälte Isartorplatz 1 80331 München 80331 München (DE)